Home / 863,895.65-1,293,186.06-563,729.90

Finding the Fourth Proportional to 863,895.65, 1,293,186.06 and 563,729.90

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Solution

The fourth proportional to 863,895.65, 1,293,186.06 and 563,729.90 is: 843,860.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,895.65 : 1,293,186.06 = 563,729.90 : x
  2. Step 2: Convert to fraction form
    863,895.65/1,293,186.06 = 563,729.90/x
  3. Step 3: Cross multiply
    863,895.65x = 1,293,186.06 × 563,729.90
  4. Step 4: Simplify right side
    863,895.65x = 729,007,641,819.26
  5. Step 5: Solve for x
    x = 729,007,641,819.26/863,895.65
  6. Step 6: Final answer
    x = 843,860.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.